Question

what is cell membrane? ? ? ? ? ? ​

Answer 1

$\huge \colorbox{cyan}{❃ANSWER❃}$

The cell membrane is the semipermeable membrane of a cell that surrounds and encloses its contents of cytoplasm and nucleoplasm. The cell membrane separates the cell from the surrounding interstitial fluid, the main component of the extracellular fluid.

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Answer 2

Explanation:

1.

a pattern of straight lines that cross each other to form squares

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